2. Pre-heater designed to be rotary as a fixed speed,
which makes th temperature of the surface equal and pass the heat to the paper
completely, and also reduce heat loss and make the paper not easy to be broken
off.

3. Flange is used for steam
rotary joint.

4. Made according to national standard of pressure
container i, test certificate is followed.

5. Paper guide roll: φ85mm-φ110mm, one fixed, the
other travel outside of preheating roll to control the heating surface. the
parallelism of the travel paper guide roll can be adjusted